his week." And in syria tonight, one-on-one with the rebels who will now be getting help from the u.S. When asked, will it help, here's what they told abc's alex marquardt on the syrian border. Reporter:? A small cafe just minutes from the syrian border, we meet this man a founder of a brigade of fighters that could soon be getting the small arms america is planning to send. Will it make any difference in this front? We have small weapons, he said, we need sophisticated weapons to destroy the heavy weaponry of our homes. While syrian helicopters roam the sky, the superiority. What's the use of small weapons if we're being attacked from the air, he asked, what is the use of small weapons when scud missiles are landing all over syria? These weapons fall into the wrong hands, group linked to al qaeda, is that fear justified? Because of that fear, that regime has had a chance to attack us, kill us, he said, is that a good excuse from the strongest country in the world? A lot of frustration there, david, the top rebel leadership stepping up its military aid, but it's clear, the guys on the ground doing the fighting aren't satisfied.

This transcript has been automatically generated and may not be 100% accurate.